Na Hoon-aChoi Hong-gi, known professionally as Na Hoon-a, is a South Korean trot singer who debuted in 1966.IntroductionNa Hoon-a is often referred to as the "Emperor of Trot" due to his charismatic personality and powerful voice. He was one of the country's most popular singers of the 1970s, alongside his rival Nam Jin. Na made international headlines in 2008 when he pulled down his pants on live television to dispel rumors that he had been castrated by a Japanese gangster. He is a legendary trot singer, and often appears on the KBS 1TV Golden Oldies.